Solve the problem.A ball is dropped from a height of 21 m and always rebounds 
of the height of the previous drop. How far does it travel (up and down) before coming to rest?
A. 126 m
B. 42 m
C. 105 m
D. 63 m
Answer: C
Mathematics
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Using Green's Theorem, find the outward flux of F across the closed curve C.F = xyi + xj; C is the triangle with vertices at (0, 0), (6, 0), and (0, 2)
A. 18 B. 4 C. - 6 D. 0
Mathematics
Provide an appropriate response.Explain the error in the following:x2 + 2x - 15 = (x - 5)(x + 3)
What will be an ideal response?
Mathematics
Sketch an angle ? in standard position such that ? has the smallest positive measure and the given point is on the terminal side of ?.(-2, -7) 
A. 
B. 
C. 
D. 
Mathematics
Express the number as the product of prime factors. Write the answer in exponential form.63
A. 3 ? 7 B. 32 ? 7 C. 33 ? 7 D. 72 ? 3
Mathematics